KL25z sawtooth wave

[Dom051]

Hi, how do I display a sawtooth wave of 1khz in my Kl25z 

[jingpan]

Hi @Dom051 ,

You can use a timer to help you, for example, PIT or LPTMR.

In a 1ms period, you can divide it into 100 part. Then timer will generate interrupt every 0.01ms. In timer interrupt service routing, you put a new DAC output value.

Regards,

Jing